• Why do LPIs in GIC have no "active" state?
    Hi, I am reading the "GIC architecture specification v3 and v4". In the spec, it is said LPIs have no "active" state, why? With no "active" state, can LPIs be preempted? Joe Chen
  • Why do LPIs in GIC have no "active" state?
    Hi, I am reading the "GIC architecture specification v3 and v4". In the spec, it is said LPIs have no "active" state, why? With no "active" state, can LPIs be preempted? Joe Chen
  • Is preemption possible after state change to non-secure using BLXNS?
    In ARMv8-M, there is BLXNS instruction to call a non-secure procedure from secure world, and the architectural reference manual mentions that it makes IPSR to 1. Then, does it mean that the priority...
  • Is preemption possible after state change to non-secure using BLXNS?
    In ARMv8-M, there is BLXNS instruction to call a non-secure procedure from secure world, and the architectural reference manual mentions that it makes IPSR to 1. Then, does it mean that the priority...
  • MKL03Z32 - debug not possible after adding code to go to low power states
    Hello, I am using Keil to develop code for my Cortex M0+ based MCU. I have added code to set the core to sleep state based on a certain condition. The problem is that when I run the code on...